Data Scientist Senior Jobs in California

1 - 20 of 104 Jobs

Data Scientist-Sr Consultant IIJob Title - Data Scientist-Sr Consultant II

Allstate Insurance CompanyCompany Name - Allstate Insurance Company

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North Carolina, USA

Full-time

National General is a part of The Allstate Corporation, which means we have the same innovative drive that keeps us a step ahead of our customers' evolving needs. We offer home, auto and accident and health insurance, as well as other specialty niche insurance products, through a large network of independent insurance agents, as well as directly to consumers. Job Description This role is responsible for leading the use of data to make decisions. This includes: the development and management of n

Data Scientist / Senior Data Scientist - Social CommunitiesJob Title - Data Scientist / Senior Data Scientist - Social Communities

RobloxCompany Name - Roblox

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San Mateo, California, USA

Full-time

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences- all created by our global community of developers and creators. At Roblox, we're building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device.We're on a mission to connect a billion people with op

Data Scientist Senior - Compliance AnalyticsJob Title - Data Scientist Senior - Compliance Analytics

M&T BANK CORPORATIONCompany Name - M&T BANK CORPORATION

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Remote

Full-time

OVERVIEW: Develops complex methods, processes, and systems to consolidate and analyze diverse big data sources to generate insights and solutions for business partners and product enhancement. Works with more experienced data scientists to develop new research approaches. POSITION RESPONSIBILITIES: Work with large and complex data sets to solve unstructured problems using different analytical and statistical approaches for multiple products independently. Lead sourcing, ingesting, and cleani

Data Scientist, Senior (Security Clearance) - Remote RoleJob Title - Data Scientist, Senior (Security Clearance) - Remote Role

ICFCompany Name - ICF

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Remote or Arlington, Virginia, USA

Full-time

ICF International seeks an experienced Senior Data Scientist to support the research and development of new cyber analytic capabilities that will help the US protect and defend its networks and critical information systems. The successful cleared candidate will act as a Senior Data Scientist to support a large federal cyber security analytic program. Your work will contribute to the knowledge of how cyber-attacks work, how vulnerabilities are exploited, and the way hostile cyber actors operate.

AI GPT Sr. Data Scientist/DeveloperJob Title - AI GPT Sr. Data Scientist/Developer

Tandym TechCompany Name - Tandym Tech

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Remote

Contract

A leading technology solutions firm in Washington, DC is currently seeking a skilled AI/ML Solutions Architect to join their dynamic team. This role offers an exciting opportunity for an experienced professional to lead innovative machine learning and AI projects. About the Opportunity: Hybrid or Remote: Hybrid Shift: Day Schedule: Full-time Hours: 40 per week Setting: Office and Remote Responsibilities: The AI/ML Solutions Architect will be responsible for: Designing and implementing machine

Senior Data Scientist (Gen AI/ML Focus)Job Title - Senior Data Scientist (Gen AI/ML Focus)

Lumen Solutions Group Inc.Company Name - Lumen Solutions Group Inc.

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Remote or Reston, Virginia, USA

Contract

Role: Senior Data Scientist (Gen AI/ML Focus) Location: Reston, VA (Remote) About the Role: We are seeking a highly experienced Senior Data Scientist with a strong background in Generative AI (Gen AI), Machine Learning (ML), and Natural Language Processing (NLP) to join our innovative data science team. This role will be pivotal in leading AI/ML solution design, converting manual processes to automated NLP-based systems, and integrating with cloud and API-driven platforms. The ideal candidate w

Senior Data ScientistJob Title - Senior Data Scientist

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Norco, California, USA

Full-time

Job Number: R0221820 Data Scientist, Senior The Opportunity: As a data scientist, you're excited at the prospect of unlocking the secrets held by a data set, and you're fascinated by the possibilities presented by IoT, machine learning, and artificial intelligence. In an increasingly connected world, massive amounts of structured and unstructured data open new opportunities. As a data scientist at Booz Allen, you can help turn these complex data sets into useful information to solve global chall

Senior Data ScientistJob Title - Senior Data Scientist

Talent GroupsCompany Name - Talent Groups

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Remote

Third Party, Contract

Role: Senior Data Scientist Location: Remote Job Description- Strong background in transformer architectures, fine-tuning, and healthcare data projects. Experience with embedding models, RAG, and knowledge graphs is important. Advanced skills in LLMs, RAG, embedding databases, vectors, and knowledge graphs. Experience training custom embedding models and applying RAG techniques. Technologies: OpenAI, agentic approaches, custom model architectures.

Senior Data ScientistJob Title - Senior Data Scientist

ConfigUSACompany Name - ConfigUSA

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Remote or Reston, Virginia, USA

Contract

the Data Science team at CF that is in charge of the GenAI function. This person will act as primary source on new project as well as join several existing projects. Really needs to have NLP exp, AI/ML exp and a strong understanding of data engineering. Needs to be able to bring solutions to table. First primary project (Very early stages but some groundwork has been laid): Scripts to natural language Must haves: SQL scripting exp, data modeling / relational database structure, exp with indexing

Sr Data ScientistJob Title - Sr Data Scientist

Johnson & JohnsonCompany Name - Johnson & Johnson

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Remote or New Brunswick, New Jersey, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m

Senior Data Scientist - RetailJob Title - Senior Data Scientist - Retail

CVS HealthCompany Name - CVS Health

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Georgia, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w

Senior Data ScientistJob Title - Senior Data Scientist

Mass General BrighamCompany Name - Mass General Brigham

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Remote or Somerville, Massachusetts, USA

Full-time

Site: Mass General Brigham Incorporated Mass General Brigham relies on a wide range of professionals, including doctors, nurses, business people, tech experts, researchers, and systems analysts to advance our mission. As a not-for-profit, we support patient care, research, teaching, and community service, striving to provide exceptional care. We believe that high-performing teams drive groundbreaking medical discoveries and invite all applicants to join us and experience what it means to be par

Senior Data ScientistJob Title - Senior Data Scientist

LeidosCompany Name - Leidos

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San Diego, California, USA

Full-time

Leidos currently has an exciting opportunity for a Senior Data Scientist to lead the development of Data Science solutions for the Information and Data Sciences Division of the Leidos Innovations Center. This position will support multiple programs and projects as well as being responsible for defining and maturing the organization's processes and building/supervising a core group of software engineers. Our projects focus on AI/ML, Resilient Systems, Quantum communications, and Cybersecurity sol

Senior Data Scientist, RegLab, Stanford Law SchoolJob Title - Senior Data Scientist, RegLab, Stanford Law School

Stanford UniversityCompany Name - Stanford University

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Stanford, California, USA

Full-time

*NOTE: This position has been deemed critical/has specific funding, has been approved by the Law School for posting, and is exempt from the hiring freeze. Senior Data Scientist, RegLab The Regulation, Evaluation, and Governance Lab (RegLab) at Stanford University is looking for a Senior Data Scientist to help drive forward a diverse research program focused on public sector artificial intelligence (AI) applications and policy. We are looking for someone who has excellent technical skills, stro

Senior Data Scientist - RemoteJob Title - Senior Data Scientist - Remote

UnitedHealth GroupCompany Name - UnitedHealth Group

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Remote or San Diego, California, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health op

Senior Data Scientist, Analytical Data Product - SafetyJob Title - Senior Data Scientist, Analytical Data Product - Safety

RobloxCompany Name - Roblox

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San Mateo, California, USA

Full-time

Arity - Senior Data ScientistJob Title - Arity - Senior Data Scientist

Allstate Insurance CompanyCompany Name - Allstate Insurance Company

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Remote

Full-time

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years our innovative drive has kept us a step ahead of our customers' evolving needs. From advocating for seat belts, air bags and graduated driving laws, to being an industry leader in pricing sophistication, telematics, and, more recently, device and identity protection. Job Description Arity is a part of the Allstate Corporation, which means w

Senior Data Scientist - Search and PersonalizationJob Title - Senior Data Scientist - Search and Personalization

CVS HealthCompany Name - CVS Health

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Georgia, USA

Full-time

Senior Staff Data ScientistJob Title - Senior Staff Data Scientist

NVIDIA CorporationCompany Name - NVIDIA Corporation

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Santa Clara, California, USA

Full-time

NVIDIA is seeking a highly skilled and motivated individual to join our dynamic team as a Data Scientist. As a pivotal member of our organization, you will play a key role in harnessing the power of data to drive insightful decision-making and optimize our operations. This position offers a unique opportunity to work with pioneering technologies and contribute to the innovation that defines NVIDIA. The ideal candidate will possess a wealth of experience in understanding complex business problems

Sr Data Scientist - ML/AI/Databricks - RemoteJob Title - Sr Data Scientist - ML/AI/Databricks - Remote

Molina HealthcareCompany Name - Molina Healthcare

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Remote or Long Beach, California, USA

Full-time

Job Description Job Description Job Summary Perform data and error analysis to improve models, and clean and validate data for uniformity and accuracy. Execute data science and statistical analytical experiments methodically to help solve various problems and make a true impact across various healthcare domains. Developing and deploying advanced machine learning models and AI solutions that enhance our products and services. Leverage their expertise in data science, machine learning, and AI t